package exception;

/**
 * finally块
 * finally块
 */
public class FinallyDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了");
        try {
//            String line = null;
            String line = ("abc");
            System.out.println(line.length());
            return;
        }catch (NullPointerException e){
            System.out.println("出错了");
        }finally {
            System.out.println("finally被执行了");
        }
        //这里未必会执行到,如果try中执行到return,那么方法下面的代码就不会执行了
//        System.out.println("finally被执行了");
        System.out.println("程序运行结束");
    }
}
